Table 1

Baseline demographics and clinical characteristics for patients with or without prior stroke
Variable No stroke (n = 7,874 ) Stroke (n = 56) P value
Diagnosis
STEMI / New or presumed LBBB 45.4% 71.4% 0.001
NSTEMI 30.2% 17.9%
Unstable Angina 24.4% 10.7%
Age in years (mean ± SD) 57 ± 12 62 ± 12 0.006
Female gender 21.2% 25% 0.5
Body mass index (kg/m2) (mean ± SD) 27 ± 5 26 ± 4 0.20
Current smokers 52.9% 51.8% 0.9
Previous angina 38.4% 45.3% 0.30
Previous MI 19.8% 20.8% 0.86
Previous PCI 9.2% 5.6% 0.35
Previous CABG 4.3% 3.6% 0.8
Diabetes mellitus* 40.1% 43.6% 0.6
Hypertension† 47.6% 66% 0.01
Hyperlipidemia‡ 37.5% 34.8% 0.001
Family history of CAD 11.7% 8.7% 0.53
Previous heart failure 6.7% 13.2% 0.06
Atrial fibrillation 2.1% 7.1% 0.008
Renal failure 4.1% 3.7% 0.89
Peripheral arterial disease 2% 4% 0.26
At presentation
Presentation >12 hours 58.4% 41.7% 0.1
Ischemic chest pain 84.3% 62.5% 0.001
Atypical chest pain 5% 3.6%
Dyspnea 7% 10.7%
Killip Class 0.001
Killip class I 77.2% 53.6%
Killip class II 14.4% 28.6%
Killip class III 5.1% 5.4%
Killip class IV 3.2% 12.5%
Heart rate (beats/min) (mean ± SD) 84 ± 20 90 ± 19 0.05
Systolic blood pressure (mm Hg) (mean ± SD) 135 ± 29 132 ± 35 0.44
Diastolic blood pressure (mm Hg) (mean ± SD) 81 ± 17 90 ± 19 0.05
GRACE risk score
Low 39% 20% 0.001
Intermediate 39% 36%
High 22% 44%
Medications before admission
Aspirin 40.5% 43.6% 0.4
Clopidogrel 12.4% 8.9% 0.4
Β-blockers 29.1% 25% 0.5
ACE inhibitors 25.6% 33.9% 0.2
Angiotensin-receptor blockers 4.7% 1.8% 0.3
HMG-CoA reductase inhibitor 31.5% 30.4% 0.9
Laboratory investigations
Creatinine 101 ± 74 140 ± 124 0.03

Data are expressed as mean or as number (percentage).

* Patient had been informed of the diagnosis by a physician before admission and was undergoing treatment for type 1 or 2 diabetes.

† Systolic blood pressure >140 mm Hg, diastolic blood pressure >90 mm Hg, or current antihypertensive treatment.

ACE-inhibitors = angiotensin-converting enzyme inhibitors.

‡ Total cholesterol >6.1 mmol/L, low-density lipoprotein >4.1 mmol/L, or high-density lipoprotein <0.9 mmol/L; triglycerides >200 mg/dl; or current use of lipid-lowering agent; MI = myocardial infarction; PCI = percutaneous coronary intervention; CAD = coronary artery diseases; CABG = Coronary Artery Bypass Graft.

Al Suwaidi et al.

Al Suwaidi et al. BMC Cardiovascular Disorders 2012 12:64   doi:10.1186/1471-2261-12-64

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